diff options
Diffstat (limited to 'drivers/net/wwan/wwan_core.c')
-rw-r--r-- | drivers/net/wwan/wwan_core.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wwan/wwan_core.c b/drivers/net/wwan/wwan_core.c index 284ab1f56391..87df60916960 100644 --- a/drivers/net/wwan/wwan_core.c +++ b/drivers/net/wwan/wwan_core.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2021, Linaro Ltd <loic.poulain@linaro.org> */ +#include <linux/bitmap.h> #include <linux/err.h> #include <linux/errno.h> #include <linux/debugfs.h> @@ -395,7 +396,7 @@ static int __wwan_port_dev_assign_name(struct wwan_port *port, const char *fmt) char buf[0x20]; int id; - idmap = (unsigned long *)get_zeroed_page(GFP_KERNEL); + idmap = bitmap_zalloc(max_ports, GFP_KERNEL); if (!idmap) return -ENOMEM; @@ -414,7 +415,7 @@ static int __wwan_port_dev_assign_name(struct wwan_port *port, const char *fmt) /* Allocate unique id */ id = find_first_zero_bit(idmap, max_ports); - free_page((unsigned long)idmap); + bitmap_free(idmap); snprintf(buf, sizeof(buf), fmt, id); /* Name generation */ |